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OpenLogicEFI
Hardware is based off an open source project called Speeduino by Josh Stewart.
| Reference | Value | Description |
|---|---|---|
| IC1 | L7805CDT | |
| Q1-Q4 | AO3400A | |
| Q5-Q8 | STP62NS04Z | STMicroelectronics STP62NS04Z N-channel MOSFET Transistor, 62 A, 33 V, 3-Pin TO-220 |
| U1,U2 | TC4427 | |
| U3-U6 | SRV05-4-P-T7 | |
| U7 | ULN2003A | |
| A1 | Pololu_Breakout_DRV8825 | |
| C2 | 330nF | |
| C3 | 47uF | |
| C4,C5,C10,C11,C17-C19,C22,C23,C26,C27 | 100nF | |
| C6,C13 | 1uF | |
| C9 | 4.7nF |
| C14,C15,C20,C21,C24,C25,C28,C29 | 220nF |
|---|
| C16,C31 | 10nF |
|---|
| C30,C33 | 47pF |
|---|
| D1 | M7 |
|---|
| D2-D5,D8 | 1N4148WS |
|---|
| D6,LED1-LED4 | LED |
|---|
| G2-G6 | Logo_Open_Hardware_Small |
|---|
| J2 | Conn_01x04 |
|---|
| J3,J6 | Conn_02x16_Counter_Clockwise |
|---|
| J4 | VR_Header |
|---|
| J5 | Conn_02x12_Counter_Clockwise |
|---|
| J7 | Conn_02x10_Counter_Clockwise |
|---|
| JP1 | Ignition Voltage |
|---|
| JP2,JP3 | VR/DIRECT |
|---|
| JP4,JP5 | Pullup |
|---|
| JP7 | Jumper_3_Bridged12 |
|---|
| Map1 | Map | Board Mount Pressure Sensor 0.3V to 4.9V 20kPa to 250kPa Absolute Automotive 8-Pin SSOP Tube |
|---|
| R1,R2,R9,R10,R17,R18,R21,R22,R47,R49,R51,R53 | 100K |
|---|
| R3,R4,R11,R12,R19,R20,R23,R24,R28,R30,R31,R40,R56,R58 | 1k |
|---|
| R5,R6,R13,R14,R35,R36 | 2.4k |
|---|
| R7,R8,R15,R16 | 22 |
|---|
| R25,R32,R33,R38,R39,R42-R45 | 470 |
|---|
| R26,R27 | 51k |
|---|
| R29 | 3.9k |
|---|
| R34,R61 | 220 |
|---|
| R37,R41 | 2.49k |
|---|
| R46,R57 | 10k |
|---|
| R48,R50,R52,R54 | 120 |
|---|
| R59 | 2k |
|---|
| RV1 | MOV |
|---|
| XA1 | Arduino_Mega2560_Shield-Arduino |
|---|